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The scatter of bolt clamping force tightened by the conventional torque control method very often causes loosening and fatigue failure of bolted joints. Different values of frictional coefficients ...

Suggested Citation: "Appendix J: Bolting Preload." National Academies of Sciences, Engineering, and Medicine. 2018. High-Performance Bolting Technology for Offshore Oil and Natural Gas Operations.

As Charlie Chaplin figured out during his brief assembly-line career depicted in the 1936 film Modern Times, tightening bolts all day can be a real pain. Lucky for Charlie, and for any one of us ...

All joints serve some purpose, or no one would have bought the fasteners and taken the time to install them. Consider the cost of failure anywhere from minor property damage to major loss of life or ...